Brewster Veterinarians

Highly-Skilled, Compassionate Veterinarians

Dr. William Kaser, DVM

Dr. William Kaser began working at Brewster Veterinary Hospital in 2010. He partnered with Veterinary Associates of Cape Cod and purchased the practice in 2015. He currently acts as Brewster Veterinary Hospital’s medical director. A native of Cape Cod, Dr. Kaser began practicing in 1999. Most of his experience is in general practice. He is one of the original founders of the Cape's only emergency and specialty hospital in Dennis, Massachusetts. Dr. Kaser is a member of the American Veterinary Medical Association and the Massachusetts Veterinary Medical Association. He is also federally accredited.

Before veterinary school, Dr. Kaser earned undergraduate degrees from Cape Cod Community College and Murray State. He went on to attend University of Missouri College of Veterinary Medicine where he earned his Doctorate of Veterinary Medicine in 1999. Dr. Kaser’s professional interests include internal medicine, general surgery and dentistry. He especially values the relationships he has established with his patients and clients.

At his home in Brewster, Dr. Kaser lives with his wife Megan, their three children and their many pets that include dogs, cats, sheep, chickens, geese, ducks, a cow and a goat. He enjoys the outdoors and working on his hobby farm.

Dr. Travis Grodkiewicz, DVM

Dr. Travis Grodkiewicz began working at Brewster Veterinary Hospital in 2019. He grew up surrounded by chickens, goats, sheep, cows, pigs, cats, and dogs, as his father is a veterinarian in his home state of New Jersey. Dr. Grodkiewicz earned his bachelor's degree from Tufts University. He took several years between his undergraduate degree and veterinary school in which he completed his veterinary prerequisite courses at the Harvard University Extension School. He then attended the Cummings School of Veterinary Medicine at Tufts University and was awarded his Doctorate of Veterinary Medicine in 2019.

Dr. Grodkiewicz's professional interests include internal medicine, surgery, dentistry, and exotics. He values providing the utmost quality of care to patients and working together with clients to ensure the health of their pets. Dr. Grodkiewicz is a member of both the American Veterinary Medical Association and the Massachusetts Veterinary Medical Association.

At home, Dr. Grodkiewicz spends his time with his dog and two cats. He enjoys the outdoors and loves hiking, camping, swimming, and triathlons.

Dr. Betsy McStay, DVM

Associate Veterinarian Dr. Betsy McStay joined the veterinary team at Brewster Veterinary Hospital in 2016. Dr. McStay grew up in Wellesley, Massachusetts and earned her bachelor’s degree from Connecticut College. She then attended Virginia-Maryland Regional College of Veterinary Medicine where she was awarded her Doctorate of Veterinary Medicine in 2009.

Dr. McStay’s professional interests include caring for geriatric patients, performing surgery and preserving the human-animal bond. She enjoys learning the idiosyncrasies of each patient while facilitating the bond with their owners, ultimately allowing each pet to live the longest and best life possible. Dr. McStay is a member of the American Veterinary Medical Association and the Massachusetts Veterinary Medical Association.

At home, Dr. McStay shares her life with her partner and his son, as well as two dogs and a cat. She spends her free time hiking, camping, cycling and competing in triathlons (just the short ones).